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Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
laboratory filtration units for clinical and scientific purposes, namely, air filter systems comprising laboratory filters, valves, and regulators for removing particulates and volatile organic compounds from the atmosphere in a laboratory environment and in clinical incubators used for growing and culturing biological specimens